It was once the most high-tech and futuristic feature you could find: Transmit sound -- with light! Lasers! A cable not of copper, but glass! Except, it was almost never glass, and was usually ...

Optical audio cables, also known as TOSLINK cables, are essential for transmitting audio signals between devices in your home cinema setup. They are particularly useful for connecting older sound ...

If you have a fancy home theater system with a soundbar and surround sound speakers, then how you connect it to your TV is an important consideration. There are legacy options you may be more familiar ...

But don't throw it out just yet ...

To get audio from your TV to your soundbar or receiver you either need an HDMI cable or an optical cable. Both can work, but for certain types of audio you'll need an HDMI cable. Fortunately, both ...

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If you’ve been doing some tech spring-cleaning lately, there’s a good chance you might find an optical audio cable (also known as TOSLINK) buried in a drawer. But before you donate it, or worse, throw ...

An optical audio port, also known as a TOSLINK (Toshiba Link) port, is a type of digital audio connection that uses light to transmit audio signals between devices. This port is commonly found on ...

The optical audio port on the back of a TV with other cables plugged into other ports - Toa55/Shutterstock You've got a nice new TV and a slick, high-end soundbar (such as the Sonos Beam, which we ...